Installation Instructions
4ATTACH THE TOP MOUNTING RAIL SEAL STRIP
Remove the backing from the top mounting rail seal strip and attach the seal strip to the bottom of the top mounting rail, along the front edge. Allow the seal strip to overlap 3/8″ on each end.
Top mounting rail
3/8″
Remove backing from seal strip
3/8″
FRONT VIEW | Top mounting rail | |||||||||||
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3/8″ overlap | Seal strip | 3/8″ overlap |
5INSTALL THE TOP MOUNTING RAIL ONTO THE CASE
Attach the top mounting rail onto the top of the case with 3 Type B screws.
Type B
screws
Top 
mounting rail
6INSTALL THE
SIDE ACCORDION PANELS
ASlide the left and right accordion panels into the top and bottom mounting rails.
BAttach the accordion panels to the case using 3 Type A screws on each side.
Top mounting rail
Accordion 
panel 
Type A 
screws
BACK
Bottom mounting rail
7PREPARE THE WINDOW
•Cut the window sash seal to the window width and stick the adhesive side to the bottom of the sash.
Window 
sash seal
INSIDE
10
